Front end unit for a tractor



FIG. 1 is a perspective view as seen from the right front of the front end unit for a tractor embodying our new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof; and

FIG. 4 is a front elevational view thereof.

The left side of the front end unit is substantially a mirror image of the right side shown in FIG. 2. The broken lines in the drawing is for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a front end unit for a tractor, substantially as shown and described. 